81297314

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9859}}^1$

素因数の和:9918

約数の個数: 32

約数和(自身を含む): 151449600

約数和(自身を除く): 70152286

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 217, 266, 434, 589, 1178, 4123, 8246, 9859, 19718, 69013, 138026, 187321, 305629, 374642, 611258, 1311247, 2139403, 2622494, 4278806, 5806951, 11613902, 40648657, 81297314]

約数ペア:

[(1, 81297314), (2, 40648657), (7, 11613902), (14, 5806951), (19, 4278806), (31, 2622494), (38, 2139403), (62, 1311247), (133, 611258), (217, 374642), (266, 305629), (434, 187321), (589, 138026), (1178, 69013), (4123, 19718), (8246, 9859)]